package 进阶.IO.字节流.输出;

import java.io.FileOutputStream;
import java.io.IOException;

public class demo03 {
    public static void main(String[] args) throws IOException {
        FileOutputStream fos = new FileOutputStream("d:/a.txt",true);
        fos.write("\n".getBytes());
        fos.write("java".getBytes());


        fos.close();
    }
}
